Class: DrawRasem

Inherits:
Object
  • Object
show all
Defined in:
lib/stitchify/draw_rasem.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(px_arr, width = 50, px = 10) ⇒ DrawRasem

Returns a new instance of DrawRasem.



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# File 'lib/stitchify/draw_rasem.rb', line 5

def initialize(px_arr, width=50, px=10)
    self.px_arr = px_arr
    self.width = width
    self.px = px
    clear_vars
end

Instance Attribute Details

#height ⇒ Object

Returns the value of attribute height.



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# File 'lib/stitchify/draw_rasem.rb', line 3

def height
  @height
end

#pos_x ⇒ Object

Returns the value of attribute pos_x.



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# File 'lib/stitchify/draw_rasem.rb', line 3

def pos_x
  @pos_x
end

#pos_y ⇒ Object

Returns the value of attribute pos_y.



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# File 'lib/stitchify/draw_rasem.rb', line 3

def pos_y
  @pos_y
end

#px ⇒ Object

Returns the value of attribute px.



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# File 'lib/stitchify/draw_rasem.rb', line 3

def px
  @px
end

#px_arr ⇒ Object

Returns the value of attribute px_arr.



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# File 'lib/stitchify/draw_rasem.rb', line 3

def px_arr
  @px_arr
end

#width ⇒ Object

Returns the value of attribute width.



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# File 'lib/stitchify/draw_rasem.rb', line 3

def width
  @width
end

Instance Method Details

#build_rasem_data ⇒ Object 



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# File 'lib/stitchify/draw_rasem.rb', line 29

def build_rasem_data
    rasem_obj = self

    Rasem::SVGImage.new(width: 1000000000, height: 100000000) do

        for line_data in rasem_obj.grid
            line line_data[0], line_data[1], line_data[2], line_data[3], :stroke_width=>line_data[5]
        end

        for pixel in rasem_obj.px_arr
            pos_x = rasem_obj.pos_x
            pos_y = rasem_obj.pos_y
            px = rasem_obj.px

            case pixel.shape
            when 'rectangle'
                rectangle pos_x, pos_y, px, px, fill: pixel.hex
            when 'x'
                line pos_x, pos_y, pos_x + px, pos_y + px
                line pos_x, pos_y + px, pos_x + px, pos_y
            when 'circle'
                circle (pos_x + px/2), (pos_y + px/2), px / 2 - 1, fill: pixel.hex
            when 'sm_rectangle'
                rectangle pos_x + 1, pos_y + 1, px - 2, px - 2, fill: pixel.hex
            when 'triangle'
                polygon [pos_x + px/2, pos_y + 1], [pos_x + 1, pos_y + px - 1], [pos_x + px - 1, pos_y + px - 1], fill: pixel.hex
            when 'diamond'
                polygon [pos_x + px/2, pos_y + 1], [pos_x + 1, pos_y + px/2], [pos_x + px/2, pos_y + px - 1], [pos_x + px - 1, pos_y + px/2], fill: pixel.hex
            when 'reverse_triangle'
                polygon [pos_x + px/2, pos_y + px - 1], [pos_x + 1, pos_y + 1], [pos_x + px - 1, pos_y + 1], fill: pixel.hex
            when 'left_triangle'
                polygon [pos_x + 1, pos_y + px/2], [pos_x + px - 1, pos_y + 1], [pos_x + px - 1, pos_y + px - 1], fill: pixel.hex
            when 'right_triangle'
                polygon [pos_x + px - 1, pos_y + px/2], [pos_x + 1, pos_y + 1], [pos_x + 1, pos_y + px - 1], fill: pixel.hex
            else
                rectangle pos_x, pos_y, px, px, fill: pixel.hex
            end

            rasem_obj.update_positions
        end
    end
end

#clear_vars ⇒ Object 



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# File 'lib/stitchify/draw_rasem.rb', line 17

def clear_vars
    self.pos_x = self.px
    self.pos_y = self.px
end

#grid ⇒ Object 



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# File 'lib/stitchify/draw_rasem.rb', line 72

def grid
    n = 10
    output = []
    (self.width + 1).times do |i|
        x = 1
        x = 2 if (i % 10 == 0)
        output << [(i + 1) * self.px, self.px, (i + 1) * self.px, (self.width + 1) * self.px, 'black', x]
    end
    (self.width + 1).times do |i|
        x = 1
        x = 2 if i % 10 == 0
        output << [self.px, (i + 1) * self.px, (self.width + 1) * self.px, (i + 1) * self.px, 'black', x]
    end
    output
end

#stitch ⇒ Object 



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# File 'lib/stitchify/draw_rasem.rb', line 12

def stitch
    write(build_rasem_data, file='stitchify.svg')
    clear_vars
end

#update_positions ⇒ Object 



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# File 'lib/stitchify/draw_rasem.rb', line 88

def update_positions
    if (self.pos_x / self.px) < self.width
        self.pos_x = self.pos_x + self.px
    else
        self.pos_x = self.px
        self.pos_y = self.pos_y + self.px
    end
end

#write(rasem, file) ⇒ Object 



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# File 'lib/stitchify/draw_rasem.rb', line 22

def write(rasem, file)
    File.open(file, "w") do |f|
        rasem.write(f)
    end
end